Finding the Fourth Proportional to 2,147,494, 2,963,466.18 and 1,180,617.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,147,494 : 2,963,466.18 = 1,180,617.28 : x
2. Step 2: Convert to fraction form
   2,147,494/2,963,466.18 = 1,180,617.28/x
3. Step 3: Cross multiply
   2,147,494x = 2,963,466.18 × 1,180,617.28
4. Step 4: Simplify right side
   2,147,494x = 3,498,719,380,803.59
5. Step 5: Solve for x
   x = 3,498,719,380,803.59/2,147,494
6. Step 6: Final answer
   x = 1,629,210.32